Growing community of inventors

Gamagori, Japan

Ai Yamakawa

Average Co-Inventor Count = 4.61

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 2

Ai YamakawaNorimasa Satake (3 patents)Ai YamakawaTetsuya Kano (3 patents)Ai YamakawaHisanori Torii (2 patents)Ai YamakawaHisanari Torii (1 patent)Ai YamakawaKenshiro Fujiu (1 patent)Ai YamakawaRyoichi Aihara (1 patent)Ai YamakawaAi Yamakawa (3 patents)Norimasa SatakeNorimasa Satake (26 patents)Tetsuya KanoTetsuya Kano (11 patents)Hisanori ToriiHisanori Torii (2 patents)Hisanari ToriiHisanari Torii (7 patents)Kenshiro FujiuKenshiro Fujiu (3 patents)Ryoichi AiharaRyoichi Aihara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nidek Co., Ltd. (3 from 832 patents)


3 patents:

1. 10251551 - Fundus analysis device and fundus analysis program

2. 10064546 - Ophthalmic analysis apparatus and ophthalmic analysis program

3. 9286674 - Ophthalmic analysis apparatus and ophthalmic analysis program

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as of
12/19/2025
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